98 Taco 4x4 , pretty much mint, 155 k on her , stock for the time being

I have a 98 tacoma 4x4 4 cylinder,
baught in ont canada, but is origanally from states, alabama i beleive.
my question is , the speedo is in mile per hour, instead of kph, is the milage readin in MILES or KMs
thanks